Pool Supplies > Pool Heaters > Jandy

Refine Search

Availability

In Stock (73)

Price

$10 - $50 (8)
$50 - $100 (10)
$100 - $250 (18)
$250 - $500 (0)
$500 - $1,000 (1)
$1,000 - $2,500 (48)
$2,500 - $5,000 (2)
$5,000 - $10,000 (6)

Rating

5 Stars (5)
4 Stars (8)
3 Stars (8)

Sub Category

Jandy (92)
Hayward (0)
Pentair (0)
Lochinvar (0)
Raypak (0)
Coates (0)
Sta-Rite (0)

Pool Type

Above Ground (0)
In Ground (55)
Spa/Hot Tub (47)

Heat Output

100,000 - 119,000 (0)
120,000 - 129,000 (7)
150,000 - 160,000 (0)
170,000 - 180,000 (7)
190,000 - 200,000 (0)
250,000 - 290,000 (11)
300,000 - 329,000 (9)
330,000 - 349,000 (0)
350,000 - 399,000 (13)
400,000 - 449,000 (6)

Fuel Type

Electric (0)
Natural Gas (29)
Propane Gas (26)

Heat Exchanger

Copper (35)
Cupro-Nickel (11)
Incoloy (0)
Titanium (0)

Controls

Analog (17)
Digital (38)

Installation Type

Commercial (ASME) (9)
Residential (46)

Ignition

Electronic (38)
Millivolt (11)

Voltage

110V (0)
220V (0)
440V (0)

Emission

Low NOx (10)
Standard (45)

Altitude

High Altitude (4)
Sea Level (45)

Amp Draw

0 - 50 Amps (0)
50 - 100 Amps (0)
100 - 150 Amps (0)
150 - 200 Amps (0)
200 - 300 Amps (0)

Hayward H400FDN Universal H-Series, Low NOx, 400,000 BTU, Natural Gas, Pool and Spa Heater - H400FDN

Product Rating:

( 1 review) | Write a Review

The Hayward Universal H-Series Low NOx 400,000 BTU Natural Gas Pool and Spa Heater is an eco-friendly heater built for energy savings and reliability.

$1,874.99

Regular Price: $2,099.99

Sku #: H400FDN

Free Shipping on this item

Jandy LRZ250EN Legacy LRZ 250,000 BTU, Digital, Natural Gas, Polymer Header Pool and Spa Heater Sku #: LRZ250EN (1 rating)	Jandy LRZ400EN Legacy LRZ 399,000 BTU, Digital, Natural Gas, Polymer Header Pool and Spa Heater Sku #: LRZ400EN	Jandy LXi400NN LXI, Low NOx, 400,000 BTU, Natural Gas, Pool and Spa Heater Sku #: LXi400NN	Jandy LXi400P LXI, Low NOx, 400,000 BTU, Propane Gas, Polymer Header Pool and Spa Heater Sku #: LXi400P (1 rating)
Price: $1,549.99 Free Shipping!	Price: $1,975.99 Free Shipping!	Price: $2,201.99 Free Shipping!	Price: $2,107.99 Free Shipping!

Jandy LXi400N LXI, Low NOx, 400,000 BTU, Natural Gas, Polymer Header Pool and Spa Heater Sku #: LXi400N	Jandy EHE350NC Hi-E2 350,000 BTU, Bronze Headers, ASME HSI, Dual Thermostat, Natural Gas, Pool Heater Sku #: EHE350NC	Jandy LRZ125EN Legacy LRZ 125,000 BTU, Digital, Natural Gas, Polymer Header Pool and Spa Heater Sku #: LRZ125EN (2 ratings)	Jandy EHE350NS Hi-E2 350,000 BTU, Bronze Headers, ASME Salt Water, Natural Gas, Pool Heater Sku #: EHE350NS
Price: $2,145.99 Free Shipping!	Price: $5,300.99 Free Shipping!	Price: $1,138.99 Free Shipping!	Price: $5,830.99 Free Shipping!

Jandy LRZ325EN Legacy LRZ 325,000 BTU, Digital, Natural Gas, Polymer Header Pool and Spa Heater Sku #: LRZ325EN	Jandy LRZ400EP Legacy LRZ 399,000 BTU, Digital, Propane Gas, Polymer Header Pool and Spa Heater Sku #: LRZ400EP (1 rating)	Jandy LRZ325ENN Legacy LRZ 325,000 BTU, Digital, Natural Gas, Cupro-Nickel Tubes, Polymer Header Pool and Spa Heater Sku #: LRZ325ENN	Jandy LRZ250ENN Legacy LRZ 250,000 BTU, Digital, Natural Gas, Cupro-Nickel Tubes, Polymer Header Pool and Spa Heater Sku #: LRZ250ENN
Price: $1,708.99 Free Shipping!	Price: $1,840.99 Free Shipping!	Price: $1,903.99 Free Shipping!	Price: $1,788.99 Free Shipping!

Jandy LXi250P LXI, Low NOx, 250,000 BTU, Propane Gas, Polymer Header Pool and Spa Heater Sku #: LXi250P	Jandy LRZ175EN Legacy LRZ 175,000 BTU, Digital, Natural Gas, Polymer Header Pool and Spa Heater Sku #: LRZ175EN	Jandy LRZ400ENN Legacy LRZ 399,000 BTU, Digital, Natural Gas, Cupro-Nickel Tubes, Polymer Header Pool and Spa Heater Sku #: LRZ400ENN	Jandy LRZ400ENC Legacy LRZ 399,000 BTU, Digital, Natural Gas, Bronze Headers, Copper Tubes, ASME Certified Pool and Spa Heater Sku #: LRZ400ENC
Price: $1,596.99 Free Shipping!	Price: $1,378.99 Free Shipping!	Price: $2,060.99 Free Shipping!	Price: $2,108.99 Free Shipping!

Jandy LXi250N LXI, Low NOx, 250,000 BTU, Natural Gas, Polymer Header Pool and Spa Heater Sku #: LXi250N	Jandy LXI250NN LXI, Low NOx, 250,000 BTU, Natural Gas, Polymer Header, Cupro-Nickel Heat Exchanger, Pool and Spa Heater Sku #: LXI250NN	Jandy LRZ325MN Legacy LRZ 325,000 BTU, Millivolt, Natural Gas, Polymer Header Pool and Spa Heater Sku #: LRZ325MN	Jandy LRZ250EP Legacy LRZ 250,000 BTU, Digital, Propane Gas, Polymer Header Pool and Spa Heater Sku #: LRZ250EP
Price: $1,728.99 Free Shipping!	Price: $1,938.99 Free Shipping!	Price: $1,675.99 Free Shipping!	Price: $1,596.99 Free Shipping!

Jandy EHE350PB Hi-E2R 350,000 BTU, Bronze Headers, Residential, Propane Gas, Pool Heater Sku #: EHE350PB	Jandy LRZ325EP Legacy LRZ 325,000 BTU, Digital, Propane Gas, Polymer Header Pool and Spa Heater Sku #: LRZ325EP	Jandy LRZ250MN Legacy LRZ 250,000 BTU, Millivolt, Natural Gas, Polymer Header Pool and Spa Heater Sku #: LRZ250MN	Jandy LRZ125EPC Legacy LRZ 125,000 BTU, Digital, Propane Gas, Bronze Headers, Copper Tubes, ASME Certified Pool and Spa Heater Sku #: LRZ125EPC
Price: $6,252.99 Free Shipping!	Price: $1,625.99 Free Shipping!	Price: $1,553.99 Free Shipping!	Price: $1,632.99 Free Shipping!

Jandy LRZ125EP Legacy LRZ 125,000 BTU, Digital, Propane Gas, Polymer Header Pool and Spa Heater Sku #: LRZ125EP (1 rating)	Jandy LRZ175EP Legacy LRZ 175,000 BTU, Digital, Propane Gas, Polymer Header Pool and Spa Heater Sku #: LRZ175EP	Jandy LRZ175ENC Legacy LRZ 175,000 BTU, Digital, Natural Gas, Bronze Headers, Copper Tubes, ASME Certified Pool and Spa Heater Sku #: LRZ175ENC	Jandy EHE350PC Hi-E2 350,000 BTU, Bronze Headers, ASME HSI, Dual Thermostat, Propane Gas, Pool Heater Sku #: EHE350PC (1 rating)
Price: $1,148.99 Free Shipping!	Price: $1,408.99 Free Shipping!	Price: $1,589.99 Free Shipping!	Price: $5,782.99 Free Shipping!

Jandy LRZ175ENN Legacy LRZ 175,000 BTU, Digital, Natural Gas, Cupro-Nickel Tubes, Polymer Header Pool and Spa Heater Sku #: LRZ175ENN	Jandy LRZ400EPN Legacy LRZ 399,000 BTU, Digital, Propane Gas, Cupro-Nickel Tubes, Polymer Header Pool and Spa Heater Sku #: LRZ400EPN	Jandy EHE350NB Hi-E2R 350,000 BTU, Bronze Headers, Residential, Natural Gas, Pool Heater Sku #: EHE350NB	Jandy LRZ125EN-H Legacy LRZ 125,000 BTU, Digital, Natural Gas, Polymer Header Pool and Spa Heater for 3,000-6000' Elevations Sku #: LRZ125EN-H
Price: $1,475.99 Free Shipping!	Price: $2,135.99 Free Shipping!	Price: $5,460.99 Free Shipping!	Price: $1,162.99 Free Shipping!

Jandy LRZ250ENC Legacy LRZ 250,000 BTU, Digital, Natural Gas, Bronze Headers, Copper Tubes, ASME Certified Pool and Spa Heater Sku #: LRZ250ENC	Jandy LRZ125MN Legacy LRZ 125,000 BTU, Millivolt, Natural Gas, Polymer Header Pool and Spa Heater Sku #: LRZ125MN	Jandy LRZ175EPN Legacy LRZ 175,000 BTU, Digital, Propane Gas, Cupro-Nickel Tubes, Polymer Header Pool and Spa Heater Sku #: LRZ175EPN (1 rating)	Jandy LXi400NC LXI, Low NOx, 400,000 BTU, Bronze Headers Natural Gas, Pool and Spa Heater Sku #: LXi400NC
Price: $1,994.99 Free Shipping!	Price: $1,189.99 Free Shipping!	Price: $1,568.99 Free Shipping!	Price: $2,820.99 Free Shipping!

Jandy EHE350PS Hi-E2 350,000 BTU, Bronze Headers, ASME Salt Water, Propane Gas, Pool Heater Sku #: EHE350PS	Jandy LRZ250EPN Legacy LRZ 250,000 BTU, Digital, Propane Gas, Cupro-Nickel Tubes, Polymer Header Pool and Spa Heater Sku #: LRZ250EPN	Jandy LRZ125ENN Legacy LRZ 125,000 BTU, Digital, Natural Gas, Cupro-Nickel Tubes, Polymer Header Pool and Spa Heater Sku #: LRZ125ENN	Jandy LRZ175MN Legacy LRZ 175,000 BTU, Millivolt, Natural Gas, Polymer Header Pool and Spa Heater Sku #: LRZ175MN
Price: $6,053.99 Free Shipping!	Price: $1,740.99 Free Shipping!		Price: $1,358.99 Free Shipping!

Jandy R0499601 Legacy LRZ Heater Indoor Drafthood (125) Sku #: R0499601	Jandy LXi300N LXI, Low NOx, 300,000 BTU, Natural Gas, Polymer Header Pool and Spa Heater Sku #: LXi300N	Jandy R0336100 Heater Polymer Pressure Relief Valve Sku #: R0336100	Jandy R0499604 Legacy LRZ Heater Indoor Drafthood (325) Sku #: R0499604
Price: $101.99 Free Shipping!	Price: $2,122.99 Free Shipping!	Price: $34.99	Price: $129.99 Free Shipping!

Jandy LRZ125ENC Legacy LRZ 125,000 BTU, Digital, Natural Gas, Bronze Headers, Copper Tubes, ASME Certified Pool and Spa Heater Sku #: LRZ125ENC	Jandy R0499605 Legacy LRZ Heater Indoor Drafthood (400) Sku #: R0499605	Jandy LXi300P LXI, Low NOx, 300,000 BTU, Propane Gas, Polymer Header Pool and Spa Heater Sku #: LXi300P	Jandy LRZ325EPN Legacy LRZ 325,000 BTU, Digital, Propane Gas, Cupro-Nickel Tubes, Polymer Header Pool and Spa Heater Sku #: LRZ325EPN
Price: $1,415.99 Free Shipping!	Price: $127.99 Free Shipping!	Price: $2,077.99 Free Shipping!	Price: $1,906.99 Free Shipping!

	Blog Resource Center	Read More
Jandy Pool Heater Comparison
Swimming Pool Heat Pump and Pool Heater Comparison Guide
Complete Pool Heater Comparison Chart Helps You Find Your Match

Above Ground Pools

Automatic Controls

Chemicals

Cleaners

Covers

Filters

Heat Pumps

Heaters

Lights

Liners

Maintenance

Motors

Parts

Pumps

Replacement Filter Cartridges

Replacement Salt Cells

Salt Chlorinators

See All Categories

Spa Parts

Spas / Hot Tubs

Alternative Sanitizers

Chemicals

Cover Lifts

Covers

Heaters

Jets

Lights

Mineral Sanitizing Systems

Ozonators

Pumps

Retrofit Kits

Steps

Vacuums

See All Categories

Hayward H400FDN Universal H-Series, Low NOx, 400,000 BTU, Natural Gas, Pool and Spa Heater - H400FDN